// Copyright (c) 2025 Shenzhen Kaihong Digital Industry Development Co., Ltd.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

use std::collections::BTreeMap;

use serde::{Deserialize, Serialize};

use crate::{PkgWithArch, PkgnameWithArch, Version};

#[derive(Debug, Serialize, Deserialize)]
pub struct OverlayConfig {
    #[serde(default, skip_serializing_if = "FeaturesOverlay::is_empty")]
    pub features: FeaturesOverlay,
    #[serde(default, skip_serializing_if = "VersionsOverlay::is_empty")]
    pub versions: VersionsOverlay,
}

#[derive(Debug, Default, Serialize, Deserialize)]
pub struct FeaturesOverlay(pub BTreeMap<PkgWithArch, Vec<String>>);

#[derive(Debug, Default, Serialize, Deserialize)]
pub struct VersionsOverlay(pub BTreeMap<PkgnameWithArch, Version>);

impl FeaturesOverlay {
    pub fn is_empty(&self) -> bool {
        self.0.is_empty()
    }
}

impl VersionsOverlay {
    pub fn is_empty(&self) -> bool {
        self.0.is_empty()
    }
}
